Inventor · disambiguated record
Nobuyuki Hirayama
Also filed as: HIRAYAMA NOBUYUKI
88 granted patents·8 pending applications·525 citations·filing 1994–2024
99Inventor score
Top patents by PatentIndex Score
96 records- 0196US10493774B2Element substrate, manufacturing method thereof, printhead, and printing apparatusCANON KK·Filed 2018·Granted Dec 3, 2019·8 cites·23 claims
- 0296US9409390B1Printing apparatus and control method thereforCANON KK·Filed 2016·Granted Aug 9, 2016·9 cites·20 claims
- 0395US10035346B2Element substrate and liquid ejection headCANON KK·Filed 2016·Granted Jul 31, 2018·6 cites·34 claims
- 0494US10960665B2Element substrate, printhead, and printing apparatusCANON KK·Filed 2019·Granted Mar 30, 2021·7 cites·14 claims
- 0593US10308021B2Print element substrate, printhead, and image forming apparatusCANON KK·Filed 2017·Granted Jun 4, 2019·6 cites·17 claims
- 0693US9033442B2Printing apparatus and discharge inspection methodKANNO HIDEO·Filed 2012·Granted May 19, 2015·10 cites·6 claims
- 0793US6976748B2Ink jet head and printerCANON KK·Filed 2003·Granted Dec 20, 2005·50 cites·11 claims
- 0892US7559626B2Inkjet recording head substrate and drive control method, inkjet recording head, inkjet recording head cartridge and inkjet recording apparatusCANON KK·Filed 2005·Granted Jul 14, 2009·13 cites·13 claims
- 0991US9688067B2Element substrate, printhead, and printing apparatusCANON KK·Filed 2016·Granted Jun 27, 2017·3 cites·16 claims
- 1090US10994532B2Liquid discharge apparatus and control method thereofCANON KK·Filed 2019·Granted May 4, 2021·3 cites·9 claims
- 1190US8508565B2Device and apparatus for controlling sameCANON KK·Filed 2013·Granted Aug 13, 2013·4 cites·10 claims
- 1290US8400484B2Device and apparatus for controlling sameFURUKAWA TATSUO·Filed 2010·Granted Mar 19, 2013·6 cites·6 claims
- 1389US9272508B2Element substrate, printhead, and printing apparatusCANON KK·Filed 2014·Granted Mar 1, 2016·4 cites·14 claims
- 1489US7819493B2Element board for printhead, and printhead having the sameCANON KK·Filed 2007·Granted Oct 26, 2010·8 cites·15 claims
- 1588US8833889B2Element substrate, printhead and printing apparatusCANON KK·Filed 2012·Granted Sep 16, 2014·5 cites·9 claims
- 1688US8147039B2Head substrate, printhead, head cartridge, and printing apparatusKUROKAWA TOMOKO·Filed 2008·Granted Apr 3, 2012·12 cites·8 claims
- 1788US7815272B2Element body for recording head and recording head having element bodyCANON KK·Filed 2006·Granted Oct 19, 2010·9 cites·18 claims
- 1888US6824237B2Printhead, head cartridge having said printhead, printing apparatus using said printhead and printhead element substrateCANON KK·Filed 2002·Granted Nov 30, 2004·31 cites·17 claims
- 1987US8944550B2Element substrate, printhead, and printing apparatusCANON KK·Filed 2014·Granted Feb 3, 2015·4 cites·13 claims
- 2087US6523922B2Printhead as well as printing apparatus comprising such printheadCANON KK·Filed 2001·Granted Feb 25, 2003·30 cites·15 claims
- 2186US7044572B2Printhead and image printing apparatusCANON KK·Filed 2005·Granted May 16, 2006·7 cites·14 claims
- 2286US6890048B2Printhead and image printing apparatusCANON KK·Filed 2003·Granted May 10, 2005·23 cites·13 claims
- 2385US7445316B2Printhead substrate, printhead, head cartridge, and printing apparatusCANON KK·Filed 2005·Granted Nov 4, 2008·8 cites·12 claims
- 2484US9114612B2Liquid ejecting head, substrate for liquid ejecting head, and printing apparatusCANON KK·Filed 2014·Granted Aug 25, 2015·3 cites·8 claims
- 2584US6742874B2Printhead substrate inputting a data signal and a clock signal, printhead, printhead cartridge, and printer thereofCANON KK·Filed 2002·Granted Jun 1, 2004·24 cites·20 claims
- 2683US9283748B2Printhead and printing apparatusCANON KK·Filed 2014·Granted Mar 15, 2016·3 cites·11 claims
- 2783US9039126B2Liquid ejection head substrate and liquid ejection headCANON KK·Filed 2014·Granted May 26, 2015·3 cites·17 claims
- 2883US7530653B2Recording head and recorder comprising such recording headCANON KK·Filed 2005·Granted May 12, 2009·7 cites·20 claims
- 2982US9102146B2Printhead substrate, printhead, and printing apparatusCANON KK·Filed 2013·Granted Aug 11, 2015·3 cites·8 claims
- 3082US9096058B2Device and apparatus for controlling sameCANON KK·Filed 2013·Granted Aug 4, 2015·2 cites·11 claims
- 3182US8342620B2Driving device, recording head, and apparatus using the sameCANON KK·Filed 2010·Granted Jan 1, 2013·3 cites·6 claims
- 3282US7354125B2Element board for printhead, and printhead having the sameCANON KK·Filed 2004·Granted Apr 8, 2008·17 cites·18 claims
- 3382US6712437B2Printhead board, printhead and printing apparatusCANON KK·Filed 2002·Granted Mar 30, 2004·22 cites·21 claims
- 3479US8864276B2Printhead and printing apparatus utilizing data signal transfer error detectionYAMATO HIDENORI·Filed 2010·Granted Oct 21, 2014·4 cites·18 claims
- 3579US8672452B2Liquid discharge head and circuit boardHAYASAKI KIMIYUKI·Filed 2011·Granted Mar 18, 2014·3 cites·7 claims
- 3679US8632150B2Printhead substrate, printhead and printing apparatusKASAI RYO·Filed 2010·Granted Jan 21, 2014·3 cites·8 claims
- 3779US7850262B2Head substrate, printhead, head cartridge, and printing apparatusCANON KK·Filed 2006·Granted Dec 14, 2010·5 cites·14 claims
- 3878US6562264B1Method of controlling a compression injection molding machineTOYO MACHINERY & METAL·Filed 2000·Granted May 13, 2003·13 cites·1 claims
- 3977US8857934B2Print element substrate, printhead, and printing apparatusCANON KK·Filed 2013·Granted Oct 14, 2014·2 cites·5 claims
- 4074US9724919B2Printing element substrate, printhead, and printhead manufacturing methodHIRAYAMA NOBUYUKI·Filed 2011·Granted Aug 8, 2017·2 cites·3 claims
- 4174US7344218B2Printhead driving method, printhead substrate, printhead, head cartridge and printing apparatusCANON KK·Filed 2004·Granted Mar 18, 2008·12 cites·4 claims
- 4273US8506030B2Element substrate, printhead, and head cartridgeKUROKAWA TOMOKO·Filed 2011·Granted Aug 13, 2013·2 cites·6 claims
- 4373US7448730B2Printhead, printhead substrate, ink cartridge, and printing apparatus having printheadCANON KK·Filed 2004·Granted Nov 11, 2008·14 cites·10 claims
- 4472US8292407B2Substrate for liquid discharging head and liquid discharging headHIRAYAMA NOBUYUKI·Filed 2010·Granted Oct 23, 2012·2 cites·9 claims
- 4570US8876242B2Liquid ejection headTAMARU YUUJI·Filed 2010·Granted Nov 4, 2014·2 cites·13 claims
- 4670US8226190B2Recording element substrate and recording head having the sameHIRAYAMA NOBUYUKI·Filed 2009·Granted Jul 24, 2012·3 cites·7 claims
- 4769US9327499B2Liquid ejection head and substrateCANON KK·Filed 2014·Granted May 3, 2016·1 cites·11 claims
- 4869US7321444B2Printhead, head cartridge having the printhead, printing apparatus using the printhead, and printhead element substrateCANON KK·Filed 2001·Granted Jan 22, 2008·12 cites·13 claims
- 4968US8740350B2Inkjet recording head substrate and drive control method, inkjet recording head, inkjet recording head cartridge and inkjet recording apparatusSAKURAI MASATAKA·Filed 2009·Granted Jun 3, 2014·2 cites·18 claims
- 5068US8002374B2Printhead driving method, printhead substrate, printhead, head cartridge, and printing apparatusCANON KK·Filed 2007·Granted Aug 23, 2011·2 cites·4 claims
Showing the top 50 of 96 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →